Diaz will be fighting for the first time since his UFC 202 rematch with Conor McGregor, which took place nearly three years ago.
A tasty middleweight showdown is also on deck as Yoel Romero and Paulo Costa look horns in a bout which has the potential to win the Fight of the Night award.
On paper, UFC 241 is the promotion’s biggest card of the year, making it a must-watch for even the most casual fan.
Here’s everything you need to know about the card, including how you can watch the action at no cost:
When and where is UFC 241 taking place?
UFC 241 takes place at the Honda Center in Anaheim, California early on Sunday, August 18.
What time will UFC 241 start?
The preliminary fights will get underway at 6:00pm ET and 3:00pm PT, with the main card kicking off at 10pm ET and 7pm PT.
What time does UFC 241 start in the UK?
The prelims will get underway at 11:00pm BST on Saturday, June 8.
What time will UFC 241’s main card get underway in the UK?
The main card will commence at 3:00am BST.
What time will UFC 241’s main event start?
Cormier and Miocic are expected to make their respective walks to the Octagon at around 5:30am BST (11:30pm ET and 9:30pm PT).
Pettis vs Diaz, meanwhile, is expected to get underway between 4:30am and 5:00am BST.
What channel is UFC 241 on?
The main card and the preliminary fights will be shown live on BT Sport 2 in the United Kingdom.
Alternatively, if you don’t have BT Sport, you can watch the prelims on the UFC’s Fight Pass service.
Can I live stream UFC 241 online?
BT Sport subscribers will be able to watch the eighth pay-per-view card of the year through the BT Sport website and on their mobile device via the BT Sport App.
The preliminary fights will be available to watch on the UFC’s Fight Pass service.
Can I live stream UFC 241 for free?
UK fight fans wanting to watch the eighth pay-per-view of the year will be able to do so if they’re EE mobile customers. MMA fans can get three months’ worth of BT Sport on their EE devices by texting SPORT to 150, registering for a BT ID and then downloading the BT Sport app.
The subscription can be cancelled at any point during the trial.
UFC 241 fight card
Daniel Cormier vs Stipe Miocic – heavyweight title fight
Anthony Pettis vs Nate Diaz – welterweight bout
Yoel Romero vs Paulo Costa – middleweight bout
Gabriel Benitez vs Sodiq Yusuff – men’s featherweight bout
Derek Brunson vs Iain Heinisich – middleweight bout
Clay Collard vs Devonte Smith – lightweight bout
Raphael Assuncao vs Corey Sandhagen – men’s bantamweight bout
Manny Bermudez vs Casey Kenney – men’s bantamweight bout
Drakkar Klose vs Christos Giagos – lightweight bout
Hannah Cifers vs Jodie Esquivel – women’s strawweight bout
Kyung Ho Kang vs Brandon Davis – men’s bantamweight bout
Sabina Mazo vs Shana Dobson – women’s flyweight bout